Midrails, screens, and intermediate structural members must withstand at least 150 pounds applied in any downward or outward direction. 6. They may be of solid construction, of grillwork with openings not more than 8 inches long, or of slatwork with openings not more than 4 inches wide with length unrestricted. The following guidelines may be used in designing guardrail systems to … (c) An access ladder or equivalent safe access shall be provided. The steps of ladder stands shall be fabricated from slip resistant treads. Don't miss relevant code. History: Published Date:2020-10-12 Additional Resources Details. "Railing, toe boards, and cover specifications." Steel Toe Boards: Complete wrap of all steel flooring, outside edge, to minimize hose lines from expanding off the drill tower, and tools and appliance from being kicked-off. A reliable and up-to-date source of codes. A … Covers must be installed for any hole or gap 2 inches or more in diameter. Where the basic mobile unit does not meet this requirement, suitable outrigger frames shall be employed to achieve this least base dimension, or equivalent provisions shall be made to guy or brace the unit against tipping. (d) All exposed surfaces shall be prepared and cleared to prevent injury due to laceration, puncture, tripping, or falling hazard. Code Calculators automatically generates a detailed list of requirements. (2) Electrical requirements. (3) All exposed surfaces shall be free from sharp edges or burrs. Toe boards must be installed to prevent materials and/or tools from falling to lower ... rail to the walking/working level and along the entire opening between rail supports if material is stacked above the toe board height. 1910.252(b)(2)(ii)(C) Helmets shall be provided with filter plates and … Toeboards shall be provided when employees below could be exposed to falling objects such as tools. (vii) Each toprail or equivalent member of a guardrail system shall be capable of withstanding, without failure, a force applied in any downward or horizontal direction at any point along its top edge of at least 100 pounds (445 n) for guardrail systems installed on single-point adjustable suspension scaffolds or two-point adjustable suspension scaffolds, and at least 200 pounds (890 n) … Toe-boards. Rungs shall have a minimum 0.75-inch (19 mm) diameter and be capable of withstanding a 300-pound (136.1 kg) load. 1910.29 (b) (3) Guardrail systems are capable of withstanding, without failure, a force of at least 200 pounds (890 N) applied in a downward or outward direction within 2 inches (5 cm) of the top edge, at any point along the top rail. (a) Scaffolding used in connection with railroad bridge maintenance, inspection, testing, and construction shall be constructed and maintained in a safe condition and meet the following minimum requirements: (1) Each scaffold and scaffold component, except suspension ropes and guardrail systems, but including footings and anchorage, shall be capable of supporting, without failure, its own weight and at least four times the maximum intended load applied or transmitted to that scaffold or scaffold component. Durable Design (see more views) - The Angel Guardrail Boot is a durable design with reinforced gussets to withstand the harsh jobsite environment. Landing dimensions shall be not less than 18 inches and not less than the width of the ladder served. The side of the stairway has a guardrail or handrail, including balusters or in-fill panels, complying with Sections R311.7.6 and R312 and the plane of the glazing is more than 18 inches from the railing; or At a minimum, the toe board must be 3 ½ inches from the top of the toe board to the level of the walking/working surface. (4) The maximum work level height shall not exceed four times the minimum or least base dimensions of any mobile ladder stand or scaffold. Toe-boards must be a minimum of 3-1/2 inches high and have no more than 1/4-inch gap between them and the working surface. Rapidly and efficiently calculate project parameters. CSA Z259.2.5 specifies the top anchorage shall be capable of withstanding a load of 5000lb (22.2 kN) EN 353:1 specifies the top anchorage shall be capable of withstanding a load of 15 kN (3380 lbs). 2. Toe-boards shall be a minimum of 3.5 inches tall from their top edge to the level of the walking/working surface, have no more than 0.25 inches Toe board or mesh fencing installed on scaffolding protects workers below the scaffolding from what hazards? A toeboard shall be erected along the edge of the. Toeboards shall be a minimum of four inches in height. Ladder stands shall have a minimum step width of 16 inches. When the 200 pounds is applied in a down-ward direction, the top edge of the guardrail shall not deflect to a height less than 39 inches above the walking/working level. Mid-rails, screens, mesh or other intermediate members must be capable of withstanding a downward or outward force of at least 150 pounds. They shall be capable of withstanding a force of at least 50 pounds in any downward or outward direction. 3314.8.10.1 Toeboard Design Toeboards shall be capable of withstanding, without failure, a force of at least 50 pounds (22.7 kg) applied in any downward or horizontal direction at any point along the toeboard. The rail shall be capable of withstanding a horizontal load of 50 pounds per linear foot without contacting the glass and be a minimum of 1 ½ inches in cross sectional height. (5) Midrails shall be installed at a height midway between the top edge of the guardrail system and the walking/working level. Toe boards shall be capable of withstanding, a minimum of 50 pounds of force applied in any direction. Working Group Details. Supports shall be at intervals not to exceed eight feet. FEDERAL RAILROAD ADMINISTRATION, DEPARTMENT OF TRANSPORTATION, Subpart B. Bridge Worker Safety Standards. 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